qls_inline.h

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    1 /*
    2  * Copyright (c) 2013-2014 Qlogic Corporation
    3  * All rights reserved.
    4  *
    5  *  Redistribution and use in source and binary forms, with or without
    6  *  modification, are permitted provided that the following conditions
    7  *  are met:
    8  *
    9  *  1. Redistributions of source code must retain the above copyright
   10  *     notice, this list of conditions and the following disclaimer.
   11  *  2. Redistributions in binary form must reproduce the above copyright
   12  *     notice, this list of conditions and the following disclaimer in the
   13  *     documentation and/or other materials provided with the distribution.
   14  *
   15  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   16  *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   17  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   18  *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
   19  *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   20  *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   21  *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   22  *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   23  *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   24  *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   25  *  POSSIBILITY OF SUCH DAMAGE.
   26  *
   27  * $FreeBSD$
   28  */
   29 /*
   30  * File: qls_inline.h
   31  * Author : David C Somayajulu, Qlogic Corporation, Aliso Viejo, CA 92656.
   32  */
   33 #ifndef _QLS_INLINE_H_
   34 #define _QLS_INLINE_H_
   35 
   36 static __inline int
   37 qls_get_ifq_snd_maxlen(qla_host_t *ha)
   38 {
   39         return((NUM_TX_DESCRIPTORS - 1));
   40 }
   41 
   42 static __inline uint32_t
   43 qls_get_optics(qla_host_t *ha)
   44 {
   45         uint32_t link_speed = 0;
   46 
   47         if (ha->link_up) {
   48                 switch ((ha->link_hw_info & 0xF0)) {
   49                 case (0x01 << 4):
   50                 case (0x02 << 4):
   51                 case (0x03 << 4):
   52                         link_speed = (IFM_10G_LR | IFM_10G_SR);
   53                         break;
   54 
   55                 case (0x04 << 4):
   56                 case (0x05 << 4):
   57                 case (0x06 << 4):
   58                         link_speed = IFM_10G_TWINAX;
   59                         break;
   60 
   61                 case (0x07 << 4):
   62                 case (0x08 << 4):
   63                 case (0x09 << 4):
   64                 case (0x0A << 4):
   65                 case (0x0B << 4):
   66                         link_speed = IFM_1000_SX;
   67                         break;
   68                 }
   69         }
   70 
   71         return(link_speed);
   72 }
   73 
   74 static __inline uint8_t *
   75 qls_get_mac_addr(qla_host_t *ha)
   76 {
   77         return (ha->mac_addr);
   78 }
   79 
   80 static __inline int
   81 qls_lock(qla_host_t *ha, const char *str, uint32_t no_delay)
   82 {
   83         int ret = -1;
   84 
   85         while (1) {
   86                 mtx_lock(&ha->hw_lock);
   87                 if (!ha->hw_lock_held) {
   88                         ha->hw_lock_held = 1;
   89                         ha->qla_lock = str;
   90                         ret = 0;
   91                         mtx_unlock(&ha->hw_lock);
   92                         break;
   93                 }
   94                 mtx_unlock(&ha->hw_lock);
   95 
   96                 if (no_delay)
   97                         break;
   98                 else
   99                         qls_mdelay(__func__, 1);
  100         }
  101         return (ret);
  102 }
  103 
  104 static __inline void
  105 qls_unlock(qla_host_t *ha, const char *str)
  106 {
  107         mtx_lock(&ha->hw_lock);
  108         ha->hw_lock_held = 0;
  109         ha->qla_unlock = str;
  110         mtx_unlock(&ha->hw_lock);
  111 }
  112 
  113 #endif /* #ifndef _QLS_INLINE_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/dev/qlxge/qls_inline.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/qlxge/qls_inline.h